1// -*- C++ -*- forwarding header. 2 3// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 4// 2009, 2010 Free Software Foundation, Inc. 5// 6// This file is part of the GNU ISO C++ Library. This library is free 7// software; you can redistribute it and/or modify it under the 8// terms of the GNU General Public License as published by the 9// Free Software Foundation; either version 3, or (at your option) 10// any later version. 11 12// This library is distributed in the hope that it will be useful, 13// but WITHOUT ANY WARRANTY; without even the implied warranty of 14// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15// GNU General Public License for more details. 16 17// Under Section 7 of GPL version 3, you are granted additional 18// permissions described in the GCC Runtime Library Exception, version 19// 3.1, as published by the Free Software Foundation. 20 21// You should have received a copy of the GNU General Public License and 22// a copy of the GCC Runtime Library Exception along with this program; 23// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 24// <http://www.gnu.org/licenses/>. 25 26/** @file include/ctime 27 * This is a Standard C++ Library file. You should @c #include this file 28 * in your programs, rather than any of the @a *.h implementation files. 29 * 30 * This is the C++ version of the Standard C Library header @c time.h, 31 * and its contents are (mostly) the same as that header, but are all 32 * contained in the namespace @c std (except for names which are defined 33 * as macros in C). 34 */ 35 36// 37// ISO C++ 14882: 20.5 Date and time 38// 39 40#ifndef _GLIBCXX_CTIME 41#define _GLIBCXX_CTIME 1 42 43#pragma GCC system_header 44 45#include <bits/c++config.h> 46#include <time.h> 47 48// Get rid of those macros defined in <time.h> in lieu of real functions. 49#undef clock 50#undef difftime 51#undef mktime 52#undef time 53#undef asctime 54#undef ctime 55#undef gmtime 56#undef localtime 57#undef strftime 58 59namespace std 60{ 61 using ::clock_t; 62 using ::time_t; 63 using ::tm; 64 65 using ::clock; 66 using ::difftime; 67 using ::mktime; 68 using ::time; 69 using ::asctime; 70 using ::ctime; 71 using ::gmtime; 72 using ::localtime; 73 using ::strftime; 74} // namespace 75 76#endif 77